2: according to the type of outer door frame: the aluminum door of the outer frame of pui, the aluminum door of single bread wall, and aluminum door of the whole frame.

3. Aluminum alloy doors: 46, 50, 65, 70, 80, 85, 90, 93, 99, etc.

Aluminum alloy door is made of aluminum alloy door, which is called aluminum door. Including aluminum alloy as the force bar (bearing and transmission of the weight and load of the bar) base material and wood, plastic composite door, short for aluminum compound door, aluminum plastic compound door.